910  
FXPA41 PHFO 181504  
MFMN10  
 
MARINE FORECAST MATRICES  
NATIONAL WEATHER SERVICE HONOLULU HI  
504 AM HST FRI APR 18 2025  
 
THE INFORMATION PRESENTED IN THIS PRODUCT REFLECTS A  
FORECAST...RATHER THAN CURRENT INFORMATION. MARINE USERS SEEKING  
CURRENT INFORMATION SHOULD CHECK THE LATEST COASTAL WIND AND BUOY  
REPORTS.  
 
PHZ180-190200-  
BUOY 51101  
24.31N 162.08W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 17 17 17 17 17 17 16 16 16 16 15 15 14 14 14 14 14 14 14 14 13  
WIND GUST 24 24 23 23 24 24 22 22 22 22 21 21 20 20 20 20 20 20 19 19 18  
SIG WAVE HGT 8 8 8 8 8 8 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6  
TSTMS S S S S  
 

 
 
PHZ180-190200-  
BUOY 51000  
23.54N 153.90W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 13 13 13 13 13 13 14 14 12 12 11 11 13 13 14 14 15 15 15 15 15  
WIND GUST 18 18 18 18 18 18 19 19 17 17 16 16 18 18 19 19 20 20 21 21 21  
SIG WAVE HGT 7 7 7 7 7 7 6 6 6 6 6 6 6 6 7 7 7 7 7 7 6  
TSTMS S S S S S S S S S S S S S S S S S S S S  
 

 
 
PHZ180-190200-  
BUOY 51004  
17.42N 152.51W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 16 16 14 14 16 16 16 16 15 15 14 14 14 14 15 15 15 15 15 15 15  
WIND GUST 22 22 20 20 22 22 22 22 22 22 19 19 20 20 21 21 21 21 21 21 21  
SIG WAVE HGT 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6  
 

 
 
PHZ180-190200-  
BUOY 51002  
17.17N 157.84W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 13 13 13 13 15 15 16 16 15 15 13 13 14 14 14 14 15 15 14 14 14  
WIND GUST 18 18 18 18 21 21 23 23 21 21 18 18 19 19 20 20 21 21 20 20 20  
SIG WAVE HGT 6 6 6 6 6 6 6 6 6 6 6 6 5 5 5 5 5 5 6 6 6  
 

 
 
PHZ180-190200-  
BUOY 51003  
19.04N 160.64W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 12 12 11 11 12 12 12 12 13 13 12 12 12 12 11 11 11 11 10 10 10  
WIND GUST 17 17 15 15 16 16 17 17 19 19 17 17 17 17 16 16 15 15 14 14 13  
SIG WAVE HGT 7 7 7 7 6 6 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5  
TSTMS  
 

 
 
PHZ180-190200-  
KURE ATOLL  
28.42N 178.33W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E NE NE NE NE NE NE NE NE NE  
WIND SPD 14 14 14 14 15 15 15 15 14 14 13 13 14 14 13 13 11 11 12 12 14  
WIND GUST 20 20 19 19 22 22 20 20 19 19 18 18 20 20 18 18 16 16 17 17 19  
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6  
 

 
 
PHZ180-190200-  
MIDWAY ATOLL  
28.22N 177.37W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E NE NE NE NE NE NE NE NE NE NE NE NE NE  
WIND SPD 15 15 15 15 16 16 15 15 14 14 15 15 14 14 13 13 12 12 12 12 14  
WIND GUST 21 21 21 21 22 22 22 22 20 20 20 20 20 20 18 18 16 16 17 17 19  
SIG WAVE HGT 8 8 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6  
 

 
 
PHZ180-190200-  
LISIANSKI ATOLL  
26.08N 174.00W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E NE NE NE NE E E E E E E E E E E E E E  
WIND SPD 18 18 17 17 17 17 16 16 15 15 14 14 14 14 13 13 12 12 11 11 11  
WIND GUST 25 25 24 24 24 24 23 23 21 21 20 20 19 19 18 18 17 17 16 16 15  
SIG WAVE HGT 9 9 9 9 8 8 8 8 8 8 8 8 7 7 7 7 7 7 6 6 6  
 

 
 
PHZ180-190200-  
PEARL & HERMES ATOLL  
27.83N 175.83W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E NE NE NE NE NE NE E E E E E E E  
WIND SPD 17 17 16 16 17 17 16 16 16 16 15 15 14 14 13 13 12 12 10 10 11  
WIND GUST 24 24 23 23 23 23 22 22 22 22 21 21 19 19 18 18 16 16 14 14 16  
SIG WAVE HGT 8 8 8 8 8 8 8 8 7 7 7 7 7 7 7 7 7 7 6 6 6  
 

 
 
PHZ180-190200-  
FRENCH FRIGATE SHOALS  
23.86N 166.27W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 14 14 14 14 14 14 15 15 15 15 14 14 14 14 14 14 14 14 13 13 13  
WIND GUST 20 20 20 20 20 20 21 21 21 21 20 20 20 20 19 19 19 19 18 18 18  
SIG WAVE HGT 9 9 8 8 8 8 7 7 7 7 7 7 6 6 6 6 6 6 6 6 5  
 

 
 
PHZ180-190200-  
NIHOA  
23.06N 161.92W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 15 15 14 14 13 13 14 14 15 15 14 14 14 14 14 14 15 15 14 14 14  
WIND GUST 20 20 20 20 19 19 19 19 21 21 20 20 20 20 20 20 21 21 20 20 19  
SIG WAVE HGT 8 8 7 7 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6 6 6  
TSTMS  
 

 
 
PHZ180-190200-  
KINGMAN REEF  
6.44N 162.34W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 16 16 17 17 18 18 18 18 18 18 17 17 17 17 17 17 18 18 18 18 18  
WIND GUST 23 23 24 24 25 25 26 26 25 25 24 24 24 24 24 24 25 25 25 25 25  
SIG WAVE HGT 6 6 6 6 6 6 7 7 7 7 8 8 8 8 8 8 8 8 8 8 8  
TSTMS S S S S S  
 

 
 
PHZ180-190200-  
JOHNSTON ATOLL  
16.74N 169.52W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 11 11 10 10 10 10 11 11 12 12 11 11 13 13 14 14 13 13 13 13 14  
WIND GUST 16 16 14 14 15 15 16 16 16 16 16 16 18 18 19 19 18 18 18 18 19  
SIG WAVE HGT 7 7 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6 6 6 6 5  
 

 
 
PHZ180-190200-  
PALMYRA ATOLL  
5.92N 162.00W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 16 16 17 17 18 18 18 18 18 18 17 17 17 17 17 17 17 17 18 18 17  
WIND GUST 22 22 23 23 25 25 26 26 25 25 24 24 24 24 24 24 24 24 25 25 24  
SIG WAVE HGT 6 6 6 6 6 6 7 7 7 7 8 8 8 8 8 8 8 8 8 8 8  
TSTMS S S S S S  
 

 
 
PHZ180-190200-  
CHRISTMAS ISLAND  
2.1N 157.8W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR NE NE E E E E E E E E E E E E E E E E E E E  
WIND SPD 14 14 15 15 16 16 15 15 16 16 15 15 14 14 13 13 14 14 13 13 13  
WIND GUST 20 20 21 21 22 22 22 22 22 22 21 21 19 19 19 19 19 19 18 18 18  
SIG WAVE HGT 5 5 6 6 6 6 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7  
 

 
 
PHZ180-190200-  
FANNING ISLAND  
5.92N 162.00W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 17 17 17 17 16 16 16 16 17 17 16 16 16 16 16 16 16 16 16 16 15  
WIND GUST 23 23 23 23 23 23 23 23 24 24 22 22 23 23 22 22 22 22 22 22 22  
SIG WAVE HGT 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7 7 7 7 7 7 7  
 

 
 
PHZ180-190200-  
MARO REEF  
25.33N 170.5W  
504 AM HST FRI APR 18 2025  
 
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25  
HST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04  
 
WIND DIR NE NE NE NE E E E E E E E E E E E E E E E E E  
WIND SPD 21 21 20 20 17 17 15 15 14 14 14 14 13 13 13 13 12 12 11 11 11  
WIND GUST 30 30 27 27 24 24 22 22 19 19 20 20 18 18 18 18 17 17 16 16 16  
SIG WAVE HGT 10 10 10 10 9 9 9 9 8 8 8 8 7 7 7 7 6 6 6 6 6  
 

 
 
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